hi,
我在1.15.x和1.16.1对水位线策略进行测试发现水位线对齐和idleness同时使用会造成变成空闲的source无法再消费kafka数据。这是一个bug吗? 我的水位线策略如下: WatermarkStrategy .<String>forBoundedOutOfOrderness(Duration.ofMillis(0)) .withTimestampAssigner((element, recordTimestamp) -> Long.parseLong(element)) .withWatermarkAlignment("default", Duration.ofMillis(10), Duration.ofSeconds(2)) .withIdleness(Duration.ofSeconds(30)); 在经过30s以后,水位线对齐的日志如下: 10:31:25,717 INFO org.apache.flink.runtime.source.coordinator.SourceCoordinator [] - Distributing maxAllowedWatermark=11 to subTaskIds=[0] 10:31:25,717 INFO org.apache.flink.runtime.source.coordinator.SourceCoordinator [] - Distributing maxAllowedWatermark=11 to subTaskIds=[0] 10:31:27,710 INFO org.apache.flink.runtime.source.coordinator.SourceCoordinator [] - Distributing maxAllowedWatermark=-9223372036854775799 to subTaskIds=[0] 10:31:27,710 INFO org.apache.flink.runtime.source.coordinator.SourceCoordinator [] - Distributing maxAllowedWatermark=-9223372036854775799 to subTaskIds=[0] 此时再向topic里面写数据已经不再消费